Fangrui Product Details Mesh Cover: It Is Composed Of A Special Single-living Metal Mesh And Abs Plastic, Which Can Different Mesh Covers To Adapt To Planting Different Sizes Of Grass Needles. Product Material: Special Anti-rust Treatment On The Surface Of The Metal Steel Mesh, Durable, Not Easy To Rust, The Body Uses Abs Engineering Plastic Shell. The Handle Body Is Comfortable, The Size Is Moderate, And The Ergonomic Feel Is Good. The Product Is Shipped Without Batteries, And Uses 2 Aa Batteries, So You Need To Bring Your Own Batteries! With Increased Voltage, The Grass Needles Are Easier To Stand Upright, And It Is Better To Handle Longer Grass Needles. Positive Wire (short Wire), Negative Wire (alligator Clip Wire). First Unscrew The Net Cover And Pour The Required Needles Into The Parent Container (about 1/3 Is Enough) Then Tighten The Mesh Cover (note! Make Sure That The Positive Contact In The Container Can Contact The Metal Mesh Of The Mesh Cover) Then Apply White Latex To The Required Grass Facade Clamp The N